alleryএজন খোজকাঢ়ি যোৱা লোকে 1/4 ঘণ্টাত 900 m আগুৰি ধৰে। কিলোমিটাৰ/h ত গতি কিমান?
A3.6 km/h
B0.9 km/h
C2.4 km/h
D4.5 km/h
Answer & Solution
Correct answer: A. 3.6 km/h
যিহেতু 900 m 0.9 km গতিকে গতিবেগ 0.9 ÷ 1/4 = 3.6 কিলোমিটাৰ/h।
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